Ceiling water damage is a common problem that can be caused by a variety of factors. Identifying the source of the leak is the first step to preventing further damage and costly repairs. ## How Do You Know if a Ceiling Leak is Serious? Not all ceiling leaks are created equal. Some may be minor and only require a simple repair, while others can indicate a more serious problem that requires professional attention. **Signs of a Serious Ceiling Leak:** - **Sagging or bulging ceiling:** Water damage can cause the ceiling to become weakened and start to sag or bulge. This is a sign that the leak is significant and needs to be addressed immediately. - **Water stains or discoloration:** Water stains or discoloration on the ceiling are a telltale sign of a water leak. The color of the stain can indicate the type of water involved, such as brown for rust-colored water or yellow for urine. - **Mold or mildew growth:** Mold and mildew thrive in moist environments, so their presence on the ceiling is a strong indication of a water leak. Not only is mold unsightly, but it can also cause health problems.